"""
Copyright (c) 2022 Huawei Technologies Co.,Ltd.

openGauss is licensed under Mulan PSL v2.
You can use this software according to the terms and conditions of the Mulan PSL v2.
You may obtain a copy of Mulan PSL v2 at:

          http://license.coscl.org.cn/MulanPSL2

THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
See the Mulan PSL v2 for more details.
"""
"""
Case Type   : Compatibility
Case Name   : 导入的文件不存在
Create At   : 2023/06/02
Owner       : n@ningyali
Description :
        1.创建用户
        2.创建表
        3.导入不存在的文件
Expect      :
        1.创建成功
        2.成功
        3.合理报错
History     :
"""
import os
import unittest

from yat.test import Node

from testcase.COMPATIBILITY.GRAMMAR.LOAD.\
    Opengauss_Compatibility_Grammar_Load_Common import \
    LoadData
from testcase.utils.Common import Common
from testcase.utils.CommonSH import CommonSH
from testcase.utils.Logger import Logger


class LoadData0076(unittest.TestCase):
    def setUp(self):
        self.log = Logger()
        self.log.info(f'-----{os.path.basename(__file__)} start-----')
        self.common = Common()
        self.load_data = LoadData()
        self.pri_sh = CommonSH('PrimaryDbUser')
        self.pri_user = Node('PrimaryDbUser')
        self.case_lable = 'load_data_0076'
        self.db_name = f'db_{self.case_lable}'
        self.t_name = f't_{self.case_lable}'
        self.us_name = 'un_load0076'
        self.file_path = os.path.join('/home', self.pri_user.ssh_user)
        self.cols = 'c_01 int primary key,c_02 number,c_03 char(50)'

        text1 = '-----pre_step1：创建数据文件；expect:创建成功-----'
        self.log.info(text1)
        self.data = "#1001,123,'绝对路径';#1002,456,少一层目录层级;" \
                    "#1003,147,gfadfr;"
        res = self.load_data.create_data_file(self.pri_user, self.case_lable,
                                              self.data)
        self.assertTrue(res, '执行失败:' + text1)

        text2 = '-----pre_step2：创建兼容B库；expect:创建成功-----'
        self.log.info(text2)
        res = self.load_data.create_b_db(self.pri_sh, self.db_name)
        self.assertTrue(res, '执行失败:' + text2)

    def test_load(self):
        text = '--------step1:创建表; expect:成功--------'
        self.log.info(text)
        res = self.load_data.create_table(self.pri_sh, self.db_name,
                                          self.t_name, self.cols)
        self.assertTrue(res, '执行失败:' + text)

        text = '--------step2:绝对路径; expect:成功--------'
        self.log.info(text)
        f_path = os.path.join(self.file_path, f'{self.case_lable}_1.txt')
        res1 = self.load_data.load_data(self.pri_sh, self.db_name,
                                        self.t_name, f_path)
        rows, _ = self.common.parse_sql_query_res(res1)
        expect = [['1001', '123', '绝对路径'],
                  ['1002', '456', '少一层目录层级'],
                  ['1003', '147', 'gfadfr']]
        self.assertEqual(rows, expect, '执行失败:' + text)

        text = '------step3:少一层目录层级; expect:合理报错------'
        self.log.info(text)
        f_path = os.path.join(os.path.dirname(self.file_path),
                              f'{self.case_lable}_1.txt')
        res1 = self.load_data.load_data(self.pri_sh, self.db_name,
                                        self.t_name, f_path)
        err_info = 'ERROR:  could not open file ".*" for reading: ' \
                   'No such file or directory'
        self.assertRegex(res1, err_info, '执行失败:' + text)

    def tearDown(self):
        self.log.info('-----清理环境-----')
        res = self.load_data.clear_env(self.pri_sh, self.pri_user,
                                       self.db_name,
                                       os.path.join(self.file_path,
                                                    f"{self.case_lable}*"))
        self.assertTrue(res, '执行失败:清理环境')
        self.log.info(f'-----{os.path.basename(__file__)} end-----')
